Sagar Aryal, PhD 
Electron Spin Resonance (ESR) also known as Electron Magnetic Resonance (EMR) or Electron Paramagnetic Resonance (EPR) is a branch of absorption spectroscopy in which radiations having frequency in the microwave … Read more
Shigella dysenteriae is a species of gram-negative, facultatively anaerobic, rod-shaped bacteria that is extremely pathogenic and causes severe dysentery. Infection with this organism often leads to ulceration of the intestinal … Read more
Klebsiella pneumoniae is a gram-negative, encapsulated, non-motile bacterium that is found in the environment and has been associated with pneumonia in the alcoholic and diabetic patient population. K. pneumoniae is … Read more
In the treatment and control of infectious diseases, especially when caused by pathogens that are often drug-resistant, susceptibility (sensitivity) testing is used to select effective antimicrobial drugs. Susceptibility testing is … Read more
Vitamins refer to any of a group of organic compounds which are essential for normal growth and nutrition and are required in small quantities in the diet. Vitamins are biologically … Read more
Features of Eukaryotic DNA Replication THE ENZYMES OF DNA REPLICATION DNA Polymerases: Process of Eukaryotic DNA Replication DNA Proofreading In eukaryotes only the polymerases that deal with the elongation (delta and epsilon) … Read more
Basic Characteristics Properties (Listeria monocytogenes) CAMP Positive (+ve) Catalase Positive (+ve) Flagella Flagellated Gas Negative (-ve) Gram Staining Positive (+ve) H2S Negative (-ve) Hemolysis Beta Hemolysis Indole Negative (-ve) Motility … Read more
There are two pathways of synthesis of purine nucleotides: De Novo synthesis pathway, and Salvage pathway. The De novo synthesis of Purine The de novo synthesis of purine nucleotide means … Read more
Cholesterol Structure Figure: Cholesterol Structure Although cholesterol is synthesized in most tissues of the body where it serves as a component of cell membranes, it is produced mainly in the … Read more
Image Source: New York State Health Department Some of the characteristics are as follows: Basic Characteristics Properties (Francisella tularensis subsp. tularensis) Capsule Positive (+ve) Catalase Positive (+ve) Flagella Negative (-ve) … Read more
